FR 677 then FR 534 at Dublin
Cardiff → Dublin → Nottingham
Timetable, Dublin time
00:50FR 677 from Cardiff at the gate
21:30FR 534 to Nottingham leaves the gate
20 h 40 apart on the timetable
FR 534 leaves 20 h 40 after FR 677 arrives on the timetable: more than half a day, so not a connection we count.